27868-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27868-09-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,8,6 and 8 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 27868-09:
(7*2)+(6*7)+(5*8)+(4*6)+(3*8)+(2*0)+(1*9)=153
153 % 10 = 3
So 27868-09-3 is a valid CAS Registry Number.